simplifying Node::getExcerpt()
adding Node::getDeltaFields() for loading field values keyed by field delta, which is useful for grouped fields
adding strip_tags option to Node::getExcerpt()
modifying queries to be compatible with the i18n module
adding Utility::timeAgo()
adding better error capturing to Node::getField()
transitioning from drupal_lookup_path() to url() for better i18n support
adding Node::language()
updating Node::language() to return the prefix value
Merge branch 'i18n'
adding language() specifier to Base calls, defaulting to current language if not specified
adding default_language override to Base::execute() for single language sites
adding node reference field support to Node::getDeltaFields()
added getParents function
adding exclude(), inStock(), and field() to 
Select class
adding active check to inStock()
strict compliance for Select::execute()
added cleanURL method